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Auto merge of #32202 - arielb1:slice-patterns, r=nikomatsakis

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Implement RFC495 semantics for slice patterns

non-MIR translation is still not supported for these and will happily ICE.

This is a [breaking-change] for many uses of slice_patterns.

[RFC 495 text](https://github.com/rust-lang/rfcs/blob/master/text/0495-array-pattern-changes.md)
This commit is contained in:
bors 2016-06-08 19:30:33 -07:00
commit bb4b3fb7f9
77 changed files with 940 additions and 738 deletions
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7
src/librustdoc/html/format.rs
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@ -20,6 +20,7 @@ use std::iter::repeat;
use rustc::middle::cstore::LOCAL_CRATE;
use rustc::hir::def_id::{CRATE_DEF_INDEX, DefId};
use rustc::util::common::slice_pat;
use syntax::abi::Abi;
use rustc::hir;
@ -474,9 +475,9 @@ impl fmt::Display for clean::Type {
decl.decl)
}
clean::Tuple(ref typs) => {
match &**typs {
[] => primitive_link(f, clean::PrimitiveTuple, "()"),
[ref one] => {
match slice_pat(&&**typs) {
&[] => primitive_link(f, clean::PrimitiveTuple, "()"),
&[ref one] => {
primitive_link(f, clean::PrimitiveTuple, "(")?;
write!(f, "{},", one)?;
primitive_link(f, clean::PrimitiveTuple, ")")